curl --request POST \
  --url https://api.hubapi.com/crm-objects/v1/objects/products/batch-update

"[ { \"objectId\": 1642796, \"properties\": [ { \"name\": \"price\", \"value\": \"85.00\" }, { \"name\": \"description\", \"value\": \"This is an updated product, it's getting a price change.\" } ] }, { \"objectId\": 1645187, \"properties\": [ { \"name\": \"name\", \"value\": \"Updated product name now \"discount\", \"value\": \"20\" } ] } ] [ { \"objectType\": \"PRODUCT\", \"portalId\": 62515, \"objectId\": 1642796, \"properties\": { \"hs_lastmodifieddate\": { \"versions\": [ { \"name\": \"hs_lastmodifieddate\", \"value\": \"0\", \"timestamp\": 0, \"source\": \"CALCULATED\", \"sourceVid\": [] } ], \"value\": \"0\", \"timestamp\": 0, \"source\": \"CALCULATED\", \"sourceId\": null }, \"price\": { \"versions\": [ { \"name\": \"price\", \"value\": \"85.00\", \"timestamp\": 1525292253568, \"source\": \"API\", \"sourceVid\": [] }, { \"name\": \"price\", \"value\": \"75.00\", \"timestamp\": 1525289943771, \"source\": \"API\", \"sourceVid\": [] } ], \"value\": \"85.00\", \"timestamp\": 1525292253568, \"source\": \"API\", \"sourceId\": null }, \"description\": { \"versions\": [ { \"name\": \"description\", \"value\": \"This is an updated product, it's getting a price change.\", \"timestamp\": 1525292253568, \"source\": \"API\", \"sourceVid\": [] }, { \"name\": \"description\", \"value\": \"A description the second new product.\", \"timestamp\": 1525289943771, \"source\": \"API\", \"sourceVid\": [] } ], \"value\": \"This is an updated product, it's getting a price change.\", \"timestamp\": 1525292253568, \"source\": \"API\", \"sourceId\": null } }, \"version\": 0, \"isDeleted\": false }, { \"objectType\": \"PRODUCT\", \"portalId\": 62515, \"objectId\": 1645187, \"properties\": { \"hs_lastmodifieddate\": { \"versions\": [ { \"name\": \"hs_lastmodifieddate\", \"value\": \"0\", \"timestamp\": 0, \"source\": \"CALCULATED\", \"sourceVid\": [] } ], \"value\": \"0\", \"timestamp\": 0, \"source\": \"CALCULATED\", \"sourceId\": null }, \"name\": { \"versions\": [ { \"name\": \"name\", \"value\": \"Updated product name now 1525292253568, \"source\": \"API\", \"sourceVid\": [] }, { \"name\": \"name\", \"value\": \"Another new product\", \"timestamp\": 1525289943771, \"source\": \"API\", \"sourceVid\": [] } ], \"value\": \"Updated product name now 1525292253568, \"source\": \"API\", \"sourceId\": null }, \"discount\": { \"versions\": [ { \"name\": \"discount\", \"value\": \"20\", \"timestamp\": 1525292253568, \"source\": \"API\", \"sourceVid\": [] } ], \"value\": \"20\", \"timestamp\": 1525292253568, \"source\": \"API\", \"sourceId\": null } }, \"version\": 0, \"isDeleted\": false } ]"